Math

Recent Questions

Math
write an equation that includes division that relates the number of minutes a seal (22mins) can stay under water to the number of minutes a sperm whale (112mins) can stay under water.

Math
Claire is pricing fabric to make a rectangular curtain that is 2 in by 3 in. The drawing shows a curtain that is 1/130 the size of the actual curtain. She has two options for pricing the fabric: Option 1 is to buy fabric based on the area of the curtain, at a rate of $0.03 per...

Kat17!-Math
I need help with: What are the perimeter and area of a rectangle with a length of 20 in and a width of 15 in? A. P=35 in., A=300 in. to the second power B. P=70 in., A=300 in. to the second power C. P=300 in., A=70 in. to the second power D. P=35 in., A=200 in. to the second ...

math!
Frank has baseball practice every 4th day and choir practice every 6th day. When will he have baseball and choir practice on the same day?

Math
Kelsey has a marbles, Gena has b marbles, and Noah has c marbles. If Kelsey has more marbles than Gena and Noah combined, write an expression (using a, b, and c) that shows how many more marbles Kelsey has than Gena and Noah combined.

Math
(Cos40-sin30)/(sin60-cos50)

math
One third of the viewers at a movie opening rated the movie as Good or Very Good. Thirty-five people rated it Good and twenty people rated it Very Good. Write and solve an equation to find the number of people p in the audience.

math
A hurricane has wind speeds that are greater than or equal to 74 miles per hour. Write an inequality to represent the possible wind speeds during a hurricane.

math
Each ticket to a school dance is $4. The total amount collected in ticket sales is $332. Write and solve an equation to find the number of students attending the dance.

English
1. Less than 5,000 people live here. [Does 'less than 5,000' include '5,000'?] 2. More than 5,000 people live here. [In math, does 'more than 5,000' include '5,000'?]

Math
There are 5 chaperones for every 14 kids on a field trip. If there are 152 people on the trip, how many of them are adults?

Math
From a point A, the angle of elevation to the top of a building is 50°. From point B which is 11 m closer to the building the angle of elevation to the top is 63°. How far is point B from the top of the building? How tall is the building?

Math
The formula S=6a^2 can be used to find the surface area of a cube. if S=6cm^2, what is the side length,a, of each face 1cm 2cm 1/6cm 3cm

Math
Subtraction with renaming Am very confused. Am trying to teach my little brother but am getting everything wrong. I have the right answer but the work does not add up to that. 6 - 3 2/5 I got 3 2/5 but the answer is 2 3/5 I don’t understand can you explain what I have ...

math
Find the angles of the rhombus if the ratio of the angles formed by the diagonals and the sides is 4:5.

Math
The coordinates of three vertices of a certain parallelogram are (5,2), 2,6) and (10,9). Give the coordinates of a fourth vertex. Then give the coordinates of another point that could be the fourth vertex.

math
what 30% of a 100

math
What is 5x3

Math:)
Which trigonometric functions are equivalent to tan(theta)? Select all that apply. (2 answers) a. -tan(-theta)**** b. -tan(theta) c. tan(-theta) d. tan(theta+2pi)**** e. tan(theta+pi/2)

Math:)
The data in the table represents the average number of daylight ours each month in Springfield in 2015, rounded to the nearest quarter-hour. Jan~9.5 hrs Feb~10.5 hrs Mar~12 hrs Apr~13.25 hrs May~14.5 hrs Jun~15 hrs Jul~14.75 hrs Aug~13.75 hrs Sep~12.5 hrs Oct~11 hrs Nov~9.75 ...

Math
When Julia dumped out the big jar of dimes and nickles she found 287 coins. If there was $20.50 in the jar, how many of each kind of coin was there??

Math:)
A weight is attached to a spring that is oscillating up and down. it takes 3 sec. for the spring to complete one cycle, and the distance from the highest to lowest point is 4 in. What equation models the position of the weight at time t seconds? a. y=2sin[pi/3(t)] b. y=4sin[pi...

Math
Write an expression to describe a rule for the sequence. Then find the 100th term in the sequence. 5, 13, 21, 29, 37, 45 1)8n;800 2)8n-3;797 3)3n-8;292 4)5+8n;805 I think #4 is correct. Thank you.

Math:)
Explain why sin^-1[sin(3pi/4)] does not = 3pi/4 when y=sin(x) and y=sin^-1(x) are inverses. Any help on this question is greatly appreciated. Thank you!

Math:)
1. Evaluate tan[sin^-1(a)]. a. [sqrt(1-a^2)]/1-a^2 b. [sqrt(1-a^2)]/a c. sqrt(1-a^2) d. {a[sqrt(1-a^2)]}/1-a^2 I do not know the steps to find this answer and am not provided with a textbook. I have researched online some what, but I cannot seem to understand. Can someone ...

Math:)
Which functions have the same transformations as f(x)=2csc(x-1)-3? Select all that apply. (2 answers) a. f(x)=2(x-1)^2-3*** b. f(x)=[2(x-1)]/[x-3] c. f(x)=2sin(x-3)*** d. f(x)=2e^(x-1)-3 e. (x-1)^2+(y-3)^2=2

Math 201
I am having problems with this question in my math class. Consider a student loan of ​$25,000.00 at a fixed APR of 12% for 25 years. a. Calculate the monthly payment. The monthly payment is $263.31 b. Determine the total amount paid over the term of the loan. This is $78,993...

5 th grade math
What is the perimeter of the rectangle. --------23yd--------------- on top and the 14 yd down the side in the middle.

Math
What is the Perimeter of the rectangle 23yd on top and 14 yd on the right side

Math
2,3,i√13 find the polynomial equation

math
robert wanted to buy a computer game that cost $25 last week. this week when he went back to buy the game, the price was $35. What was the percent increase of the price?

Math
Write a rule for the function represented by the table. ___________________ Input(x)|0|1|2|3|4| Output(y)|3|6|9|12|15| A. y=3x B. y=3x+3 C. y=5x+1 D. y=x+5 Please help me!!!

math
Write a function rule for the area of a rectangle whose length is 5 ft more than its width. What is the area of the rectangle when its width is 11 ​ft? Write a function for the area A of the rectangle using the independent variable width W.

Math
The flask consist of a cylindrical part and a frustum of a cone. The diameter of the base is 10 cm while that of neck is 2 cm. The vertical height of the flask is 12 cm. (a) the slant height of the frustum part; (b) the slant height of the smaller cone that was cut off to make...

Math
A cell phone company charges $0.28 for each text message. Paula plans to spend no more than $5.00 on text messages next month. Write and solve an inequality to find how many text messages she will be able to send.

Math
Just need some help. My teacher likes to throw in advice on each problem, but they confuse me more. On this one he said multiply by 3 since volume is given. I know my formula is V=1/3bh, but does his advice mean multiply the base ×3 and then plug in to my formula? I'm ...

Math
Since the purpose of an ice cube is to keep a drink cold, is it better for an ice cube to have a high volume or a low volune? why? (I need help on this)

Math
If you write the function P=10e^−2t in the form P=P0a^t, then P0= a= .

math
When drawing four cards, where you do NOT replace a card before drawing another card, what is the probability of drawing "four of a kind"? Can you show me the steps.

math
3. new flowers are being planted in a circular flower bed with a 14 foot diameter if each flower requires 2 square feet of space about how many flowers can be planted? a.308 flowers b.154 flowers c. 77 flowers d. 66 flowers

Math
The graph of f(x), a trigonometric function, and the graph of g(x) = c intersect at n points over the interval 0 <= x <= 2pi. There are m algebraic solutions to the equation f(x) = g(x), where m > n. Which of the following functions are most likely to be f(x)? f(x) = ...

math
Maude uses 3/4 of her allowance to get a massage for 3/5 of an hour. What fraxction of her allowance would she need to get a massage for a full hour?

Math - 6th Grade Integers
Which number can be inserted in the parentheses to make the statement true? -3 1/4 > ( ) A. -3 B. 2 1/2 C. -1 1/2 D. -5 1/3 I think it'd be -5 1/3 because when you're in the negatives the smaller number (Like -3 1/4 in this case) is actually bigger. And so, I'm thinking -3 ...

math
Which points are on the graph of y=tan x? Select all that apply. (2 answers) a. [4pi/3, sqrt(3)]*** b. [pi/4, -1] c. [pi/6, -sqrt(3)/3] d. [pi/3, sqrt(3)]*** e. [1, -pi/4]

math
Marcella and Ruben bought some party supplies. Marcella bought 3 packages of balloons and 4 packages of favors for $14.63. Ruben bought 2 packages of balloons and 5 packages of favors for $16.03. Find the price of a package of balloons.

Math
The grade 12 class at a school consists of 63 learners in the ratio of 4boys to 5 girls. Determine the number of girls in the class

Math
1.Write a rule for the sequence -5,-4,-13,-22 2. Find the next three terms of the sequence -4.-8.-16.-32 3.What is the 9th term in the following sequence 11,17,23,29

Math
To describe a sequence of transformations that map triangle ABC onto triangle ABC a student starts with a reflection over the X axis. how should the student complete sequence of transformations to map triangle ABC onto triangle ABC

Math
The first three terms of an arithmetic progression are 2x, x+4 and 2x+7 respectively. Find the value of x. I have no idea where to go from here – any help would be greatly appreciated, thanks in advance!

math
Solve for x and y using elimination ax+by=c bx+ay=c This question has been confusing me for a long time, and I can't seem to find the answer by solving using elimination. Thanks for helping me :)

Math
Find the area of the triangle.7.8cm and 2.8cm.

math
In triangle XYZ,x=20.4,y=16.4,z=23.1,what is angle Z

math
You purchased a sofa costing $1,150 by taking out an installment loan. You made a down payment of $250 and financed the balance by making monthly payments of $25.28 for 48 months. Use Table 13-1 to find the APR.

Math
If 8 erasers cost $.60 how many erasers are there?

math
I'm working on a math project about a track and field olympic event. The question is, is the relationship between the years and time values linear or exponential? So I selected an event and I can see that as the years have passed, the time has decreased, so I consider that ...

Math
Two shopkeepers, Juma and Wan bought some items from a wholesaler. Juma bought 18 loaves of bread, 40 packets of milk and 5 bars of soap while Wan bought 15 loaves of bread, 30 packets of milk and 6 bars of soap. The price of a loaf of bread, a packet of milk and a bar of soap...

MATH I NEED HELP ASAP
1.Use the formula V=lwh to find the volume of a rectangular prism with the following dimentions: Lenght=5m width=2m height=10m A. V=14 in.^3******* B. V=31 in.^3 C. V=49 in.^3 D. V=84 in.^3 2. Use the formula V=lwh to find the volume of a rectangular prism with the following ...

Math
Use place value to solve Pablo has a piece of wire that is 0.08 Meters long. Beth has a piece of wire that is 10 times as long as Pablo's wire.Li's wire is 1/10 as long as Pablo's wire. How long is Beth's wire? How long is Li's wire?

Math
What is 2.8 + 3.58? Round your answer.

Math
Rent-splitting Math Help FLOOR PLAN DETAIL 2X2 - LARGE The rent includes the rental amount for the bedroom and shared occupancy of the common areas. Rental price displayed is less a $60/month utility package and $10/month green fee inclusive of: water, electric, sewer, trash, ...

math- trig
What would be the 2 solutions to this equation? sinx(tanx) + tanx = sqrt(3)(sinx) + sqrt(3) I know that "x = pi/3 +pi k" is one, but I need help finding the other. Cheers

5th grade LA
Can you check my answers? 1. The sailboat was too tall to pass under the bridge. Which of the bolded words in the sentence begins a prepositional phrase? (bolded words: was, too, pass, under) a. was b. too c. pass d. under Ans: d (under) 2. The coach ordered us to get on the ...

math
what is the area of a figure with two sides that is 2ft and two sides that is 3/4 ft

Math
For the discrete random variable X, the probability distribution is given by P(X=x)= kx x=1,2,3,4,5 =k(10-x) x=6,7,8,9 Find the value of the constant k E(X) I am lost , it is the bonus question in my homework on random variables so it must be hard. Many thanks for any help. ...

Math
Identify the language used in the poem by eve merriam

Math
a magician has a repertoire of 8 magic tricks of which he performs 2 on each show. In how many ways can he plan his program for 3 successive shows if: he does not want to perform the same trick on any 2 successive shows? He wants to use the same trick for the opening trick of ...

Math
The 4 distinct zeros of p(x)=x^4-Ax^2+255 have absolute values which are prime. Find A.

math
Craig is arranging plates for a party. He has 3 types of sandwich, 2 types of cake and 4 types of biscuit. Which shows the number of possible combinations of sandwich, cake and biscuit on a plate? A) (3*2) + (3*4) How do i work this out? B) 3*2*4 C) (3*4) + (2*4) D) 3+2+4 E) (...

Math
Two shopkeepers, Juma and Wan bought some items from a wholesaler. Juma bought 18 loaves of bread, 40 packets of milk and 5 bars of soap while Wan bought 15 loaves of bread, 30 packets of milk and 6 bars of soap. The price of a loaf of bread, a packet of milk and a bar of soap...

math
(x^2-4)/4x *(12x^4)/x+2

math
Three factories Buka, Sakono and Rama produce sugar in one hundred kilogram bags daily. Buka produces three times as much as Rama. Sakono produced two times as much as Rama. If Sakono produces 500 bags, how many tones altogether do three factories produce daily? Rama = r Buka...

math
Hamid will be x years old 7 years from now. How old was he 7 years ago? (Your answer should include x.)

math
On holiday, Mr Baker buys some perfume for 12 dollars and a book for 5 dollars. He calculates that the perfume costs £4.80 and the book costs £2.00. How much would a 7 dollar T-shirt cost?

math
At Supermart an IPod that originally sold for 74.99 dollars was discounted 25 percent in April and then another 15 percent of the already discount price in May. At Bigmart that same IPod that originally sold for 74.99 dollars was discounted 15 percent in April and then another...

math
A rectangular prism has dimensions 4 by 6 by x. If the total surface area of the prism is 496 square units, what is the value of x?

math
An object weighing 5 pounds on Earth will weigh 2 pounds on Mercury. The Brooklyn Bridge weighs 14,695 tons on Earth. What would it weigh on Mercury (in tons) ?

math
In the centre of every cell of a 5x5 board stands one kangaroo. Suddenly, a thunder strikes, and each kangaroo is startled so that it jumps over the side of its cell into a neighbouring cell, possibly joining one or more other kangaroos there. What is the greatest possible ...

math
(180.800)+4.560-800

math
what is tan2a if sina=1/2

math
3 dozen eggs, 25%broken.How many left?

Math
Net monthly income: $4,000 • Expected full mortgage payment (PITI): $1,000 • Student loan payment: $250 • Car payment: $300

Math
The sum of the 3rd and 7th terms of an a.p is 36, and the 9th term is 37. Find the a.p

math
If it needs 0.25 L of Dulux to paint a pyramid model of 5 m^3, how many litres of Dulux paint needed for a sphere model of 11 m^3?

math
If I will be given a loan of sh. 500000 and required to pay a monthly interest of 5%. How much will I pay after 8 months? #Please i need your help guyz#

Math
Hi I am a connexus student and I was wondering if anyone could give me the answers for Unit 3 Lesson 13 Geometry and Measurement Unit Test tysm

Algebra 1
Solve by completing the square: A rectangular patio has a length of (x + 6) m, a width of (x + 8) m, and a total area of 400 m2. Find the dimensions to the nearest tenth. Please help me with this math problem. Thanks so much.

math
one out of 43 high school ball players plays college ball.one out of 38 college players plays professional ball. what fraction of high school players plays professional ball?

Math - 6th Grade Geometry
So, I'm not asking for answers at all. That's wrong. But, I am asking for help with this question. I keep going and rereading all the needed information I'm provided on Connexus but I still don't understand this. Maybe I'm just dumb and need to start rereading things more then...

Math
Jack was planting a tree.He was to dig a hole that was 3 feet deep for every 5 feet of a tree height.how deep should he dig the hole for a tree that is 17 feet high

Math
When trying to find the probability of drawing a violet marble from a jar containing 9 red, 4 brown, 10 yellow, and 8 violet marbles

Math ~~ please help
Given the following values which point would be considered an outline? X: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 Y: .8 | 2.1| 3.1 | 3.8 | 5.2 | 8.4 | 6.9 | 8.1 | 9 A: (2,2.1) B: (4, 3.8 ) C: (6, 8.4 ) D: (9,9) I think it would D. I am right ?

Math
Turn this equation into Ax+By=C form: Y=-3x+5

Math
5, -4 -13 -22 write a rule for the sequence Need some help A - starts with - 9 and add 5 repeatedly B - starts with 5 and add 9 repeatedly C - starts with 5 and subtract - 9 repeatedly D - starts with 5 and add - 9 repeatedly I think its B

Math
Hello, could someone check my answers please? The Equation; $4.50h = 20.00 shows the cost to play h hours of miniature golf how many hours of golf were played? Answer choices: A: 3 HOURS B:4 HOURS C: 4.8 HOURS D: 6.4 HOURS My answer: 4.8 hours

math
A fan has five equally spaced blades. Suppose you line up two fans directly on top of each other. What is the least number of degrees that you can rotate the top fan so that the two fans are perfectly aligned again?

math
what is the rate of discount if a sweater regularly priced at $45. and sold for $36.

Math
Solve each of these equations. Explain your reasoning. 1.2(3x+2)=2x+28 2.5y+13=-43-3y 3.4(2a+2)8(2-3a)

Financial math
Silas is about to begin regular month-end contributions of $500 to a bond fund. The fund's long-term rate of return is expected to be 6% compounded semiannually. Rounded to the next higher month, how long will it take Silas to accumulate $300,000?

math
a circle is divided into 8 = parts. what is the total angle measure of 4 parts

Financial math
Farah has $600,000 in her RRSP and wishes to retire. She is thinking of using the funds to purchase an annuity that earns 5% compounded annually and pays her $3,500 at the end of each month. If she buys the annuity, for how long will she receive payments

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